TW200802196A - Sound wave type smoke detector - Google Patents

Sound wave type smoke detector

Info

Publication number
TW200802196A
TW200802196A TW096116448A TW96116448A TW200802196A TW 200802196 A TW200802196 A TW 200802196A TW 096116448 A TW096116448 A TW 096116448A TW 96116448 A TW96116448 A TW 96116448A TW 200802196 A TW200802196 A TW 200802196A
Authority
TW
Taiwan
Prior art keywords
sound wave
unit
monitor space
smoke density
wave type
Prior art date
Application number
TW096116448A
Other languages
English (en)
Other versions
TWI332643B (en
Inventor
Yoshifumi Watabe
Yoshiaki Honda
Tomizo Terasawa
Yuji Takada
Takayuki Nishikawa
Original Assignee
Matsushita Electric Works Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority claimed from JP2007069091A external-priority patent/JP4816525B2/ja
Priority claimed from JP2007069092A external-priority patent/JP4816526B2/ja
Priority claimed from JP2007069087A external-priority patent/JP4893397B2/ja
Priority claimed from JP2007069089A external-priority patent/JP4816524B2/ja
Priority claimed from JP2007069090A external-priority patent/JP4950709B2/ja
Application filed by Matsushita Electric Works Ltd filed Critical Matsushita Electric Works Ltd
Publication of TW200802196A publication Critical patent/TW200802196A/zh
Application granted granted Critical
Publication of TWI332643B publication Critical patent/TWI332643B/zh

Links

Classifications

    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING SYSTEMS, e.g. PERSONAL CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B17/00—Fire alarms; Alarms responsive to explosion
    • G08B17/10—Actuation by presence of smoke or gases, e.g. automatic alarm devices for analysing flowing fluid materials by the use of optical means
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N29/00—Investigating or analysing materials by the use of ultrasonic, sonic or infrasonic waves; Visualisation of the interior of objects by transmitting ultrasonic or sonic waves through the object
    • G01N29/02—Analysing fluids
    • G01N29/024—Analysing fluids by measuring propagation velocity or propagation time of acoustic waves
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N29/00—Investigating or analysing materials by the use of ultrasonic, sonic or infrasonic waves; Visualisation of the interior of objects by transmitting ultrasonic or sonic waves through the object
    • G01N29/44—Processing the detected response signal, e.g. electronic circuits specially adapted therefor
    • G01N29/4409—Processing the detected response signal, e.g. electronic circuits specially adapted therefor by comparison
    • G01N29/4427—Processing the detected response signal, e.g. electronic circuits specially adapted therefor by comparison with stored values, e.g. threshold values
    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING SYSTEMS, e.g. PERSONAL CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B17/00—Fire alarms; Alarms responsive to explosion
    • G08B17/10—Actuation by presence of smoke or gases, e.g. automatic alarm devices for analysing flowing fluid materials by the use of optical means
    • G08B17/103—Actuation by presence of smoke or gases, e.g. automatic alarm devices for analysing flowing fluid materials by the use of optical means using a light emitting and receiving device
    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING SYSTEMS, e.g. PERSONAL CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B17/00—Fire alarms; Alarms responsive to explosion
    • G08B17/10—Actuation by presence of smoke or gases, e.g. automatic alarm devices for analysing flowing fluid materials by the use of optical means
    • G08B17/11—Actuation by presence of smoke or gases, e.g. automatic alarm devices for analysing flowing fluid materials by the use of optical means using an ionisation chamber for detecting smoke or gas
    • G08B17/113—Constructional details
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N2291/00—Indexing codes associated with group G01N29/00
    • G01N2291/02—Indexing codes associated with the analysed material
    • G01N2291/021—Gases
    • G01N2291/0217—Smoke, combustion gases
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N2291/00—Indexing codes associated with group G01N29/00
    • G01N2291/02—Indexing codes associated with the analysed material
    • G01N2291/028—Material parameters
    • G01N2291/02818—Density, viscosity
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N2291/00—Indexing codes associated with group G01N29/00
    • G01N2291/02—Indexing codes associated with the analysed material
    • G01N2291/028—Material parameters
    • G01N2291/02881—Temperature
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N2291/00—Indexing codes associated with group G01N29/00
    • G01N2291/04—Wave modes and trajectories
    • G01N2291/048—Transmission, i.e. analysed material between transmitter and receiver

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Business, Economics & Management (AREA)
  • Emergency Management (AREA)
  • Pathology (AREA)
  • General Health & Medical Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Biochemistry (AREA)
  • Immunology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Acoustics & Sound (AREA)
  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
  • Fire-Detection Mechanisms (AREA)
  • Fire Alarms (AREA)
TW096116448A 2006-05-12 2007-05-09 Sound wave type smoke detector TWI332643B (en)

Applications Claiming Priority (7)

Application Number Priority Date Filing Date Title
JP2006134289 2006-05-12
JP2007069091A JP4816525B2 (ja) 2007-03-16 2007-03-16 火災感知器
JP2007069092A JP4816526B2 (ja) 2007-03-16 2007-03-16 火災感知器
JP2007069087A JP4893397B2 (ja) 2006-05-12 2007-03-16 火災感知器
JP2007069089A JP4816524B2 (ja) 2007-03-16 2007-03-16 火災感知器
JP2007069090A JP4950709B2 (ja) 2007-03-16 2007-03-16 火災感知器
JP2007069088 2007-03-16

Publications (2)

Publication Number Publication Date
TW200802196A true TW200802196A (en) 2008-01-01
TWI332643B TWI332643B (en) 2010-11-01

Family

ID=38693770

Family Applications (1)

Application Number Title Priority Date Filing Date
TW096116448A TWI332643B (en) 2006-05-12 2007-05-09 Sound wave type smoke detector

Country Status (5)

Country Link
US (1) US8253578B2 (zh)
EP (1) EP2034462A4 (zh)
CN (1) CN101449304B (zh)
TW (1) TWI332643B (zh)
WO (1) WO2007132671A1 (zh)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TWI725399B (zh) * 2018-03-26 2021-04-21 日商松下知識產權經營股份有限公司 煙感測系統、煙感測方法及程式
TWI749350B (zh) * 2018-08-10 2021-12-11 日商住友重機械工業股份有限公司 異常監視裝置、異常監視方法及異常監視程式產品
TWI848943B (zh) * 2018-03-28 2024-07-21 日商報知希股份有限公司 火災偵測設備

Families Citing this family (51)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101836244B (zh) * 2007-10-26 2012-05-23 松下电器产业株式会社 火灾警报系统
US20090158822A1 (en) * 2007-12-20 2009-06-25 General Electric Company Devices, methods and systems for measuring one or more characteristics of a biomaterial in a suspension
US20090158821A1 (en) * 2007-12-20 2009-06-25 General Electric Company Devices, methods and systems for measuring one or more characteristics of a suspension
JP2009180672A (ja) * 2008-01-31 2009-08-13 Fujitsu Ltd 気圧測定装置および気圧測定方法
JP5166991B2 (ja) * 2008-06-25 2013-03-21 パナソニック株式会社 浮遊粒子測定システム
US8249811B2 (en) * 2008-07-09 2012-08-21 Honeywell International Inc. Multi-sensor detectors
US8260590B2 (en) * 2009-04-29 2012-09-04 Honeywell International Inc. Method and system for modeling three-dimensional smoke propagation animation
US8638436B2 (en) * 2009-09-15 2014-01-28 Hochiki Corporation Smoke sensor
BR112012031838B1 (pt) 2010-06-15 2020-12-08 Shaw Development, Llc combinação e unidade de cabeçote
US9240113B2 (en) * 2010-10-12 2016-01-19 Electronics And Telecommunications Research Institute Low-power security and intrusion monitoring system and method based on variation detection of sound transfer characteristic
CN104169739B (zh) 2011-10-28 2017-04-12 决策科学国际公司 超声成像中的扩频编码波形
US9030916B2 (en) * 2012-03-23 2015-05-12 Electronics And Telecommunications Research Institute Method and system for monitoring fire based on detection of sound field variation
US9179220B2 (en) 2012-07-10 2015-11-03 Google Inc. Life safety device with folded resonant cavity for low frequency alarm tones
US9594163B2 (en) 2013-04-15 2017-03-14 Electronics And Telecommunications Research Institute Security and surveillance system and method
US8810426B1 (en) * 2013-04-28 2014-08-19 Gary Jay Morris Life safety device with compact circumferential acoustic resonator
US9844359B2 (en) 2013-09-13 2017-12-19 Decision Sciences Medical Company, LLC Coherent spread-spectrum coded waveforms in synthetic aperture image formation
US10063982B2 (en) * 2013-10-09 2018-08-28 Voyetra Turtle Beach, Inc. Method and system for a game headset with audio alerts based on audio track analysis
USD729722S1 (en) 2014-05-28 2015-05-19 Shaw Development LLC Diesel emissions fluid tank floor
USD729141S1 (en) 2014-05-28 2015-05-12 Shaw Development LLC Diesel emissions fluid tank
CN103969327B (zh) * 2014-06-04 2016-07-06 江南大学 一种超声波油烟浓度传感器
US10743838B2 (en) 2015-02-25 2020-08-18 Decision Sciences Medical Company, LLC Acoustic signal transmission couplants and coupling mediums
US9933319B2 (en) * 2015-04-13 2018-04-03 Invensense, Inc. Acoustic ambient temperature and humidity sensing
CA3001315C (en) 2015-10-08 2023-12-19 Decision Sciences Medical Company, LLC Acoustic orthopedic tracking system and methods
WO2017190770A1 (en) * 2016-05-03 2017-11-09 Autronica Fire & Security As Automatic cover detection system and method
CN106205584A (zh) * 2016-07-06 2016-12-07 南京大学 一种基于可调共振频率的Helmholtz共鸣器的宽带消声管道
KR102630227B1 (ko) * 2016-07-21 2024-01-29 한화비전 주식회사 감시 데이터 제공 시스템 및 방법
DE102016123455B4 (de) * 2016-12-05 2022-09-01 Infineon Technologies Ag Vorrichtung zum Analysieren des Feinstaubpartikelgehalts eines Aerosols
CN108961642A (zh) * 2017-05-23 2018-12-07 南宁富桂精密工业有限公司 一种火灾报警方法、电子装置及计算机可读存储介质
JP7179478B2 (ja) * 2018-04-10 2022-11-29 Ｔｉａｎｍａ Ｊａｐａｎ株式会社 気体センサ及び気体検出方法
WO2019221957A1 (en) 2018-05-15 2019-11-21 Carrier Corporation Vibration based actuator system for cleaning of optical surface
US10805702B2 (en) * 2018-05-18 2020-10-13 Knowles Electronics, Llc Systems and methods for reducing noise in microphones
KR102007446B1 (ko) * 2018-05-21 2019-10-21 해성디에스 주식회사 센서 유닛, 이를 포함하는 온도 센서, 센서 유닛의 제조방법 및 이를 이용하여 제조된 온도 센서
US11137331B2 (en) 2018-08-21 2021-10-05 Viavi Solutions Inc. Multispectral sensor based alert condition detector
CN109358118B (zh) * 2018-09-28 2021-03-02 昂科信息技术（上海）股份有限公司 利用超声监测空间的方法、系统及介质
DE102018132051A1 (de) * 2018-12-13 2020-06-18 Qundis Gmbh Gefahrenmelder und Verfahren zu dessen Betrieb
US12017389B2 (en) 2019-03-06 2024-06-25 Decision Sciences Medical Company, LLC Methods for manufacturing and distributing semi-rigid acoustic coupling articles and packaging for ultrasound imaging
JP7408290B2 (ja) * 2019-03-28 2024-01-05 ホーチキ株式会社 火災監視システム
US11154274B2 (en) 2019-04-23 2021-10-26 Decision Sciences Medical Company, LLC Semi-rigid acoustic coupling articles for ultrasound diagnostic and treatment applications
CN110070698A (zh) * 2019-04-24 2019-07-30 宁波市乐星感应电器有限公司 具有驱蚊、驱鼠功能的可燃气体报警器
WO2021015816A1 (en) * 2019-07-19 2021-01-28 Iqe Plc Semiconductor material having tunable permittivity and tunable thermal conductivity
KR102231003B1 (ko) 2019-10-18 2021-03-22 숭실대학교산학협력단 초음파 다중 산란에 따른 미세먼지의 농도를 측정하는 미세먼지 측정 장치 및 방법
JP7249924B2 (ja) 2019-10-23 2023-03-31 株式会社東芝 センサ及び検査装置
KR102314120B1 (ko) * 2019-10-30 2021-10-18 주식회사 에스원 침입감지 시스템 및 방법.
JP7388996B2 (ja) 2020-09-03 2023-11-29 株式会社東芝 検査装置及び検査方法
JP2023549818A (ja) 2020-11-13 2023-11-29 ディスィジョン サイエンシズ メディカル カンパニー，エルエルシー 物体の合成開口超音波撮像のためのシステムおよび方法
JP7409551B2 (ja) * 2021-03-03 2024-01-09 株式会社村田製作所 物体検知システム
US11589177B2 (en) * 2021-06-16 2023-02-21 Jae Whan Kim Apparatus for monitoring a space by using acoustic web
KR20240170259A (ko) * 2023-05-26 2024-12-03 한국전자통신연구원 다각도 광산란을 이용한 연기 감지 장치 및 방법
KR102702036B1 (ko) * 2023-12-07 2024-09-05 대한민국 화재 상황에서 통신감도 시험장치
CN119147146B (zh) * 2024-11-18 2025-01-28 中国空气动力研究与发展中心低速空气动力研究所 压力扫描阀温振交联耦合补偿方法、系统及介质
CN120673536B (zh) * 2025-07-25 2026-03-10 广州市平可捷信息科技有限公司 一种基于物联网的智慧消防烟气感应报警方法及系统

Family Cites Families (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3802271A (en) 1971-05-04 1974-04-09 P Bertelson Method of acoustically analyzing particles in a fluid
JPS4964398A (zh) * 1972-10-20 1974-06-21
CH641584A5 (de) * 1979-02-26 1984-02-29 Cerberus Ag Brandmelder.
JPS58135956A (ja) * 1982-02-08 1983-08-12 Central Res Inst Of Electric Power Ind 音波による煙の監視方法
JPS6133595A (ja) 1984-07-25 1986-02-17 松下電工株式会社 減光式煙感知器の経時変化補償装置
DE3438798C2 (de) * 1984-10-23 1987-01-02 Löffler, Friedrich, Prof. Dr.-Ing., 7500 Karlsruhe Verfahren und Vorrichtung zum Messen der Feststoffkonzentration und der Korngrößenverteilung in einer Suspension mittels Ultraschall
JPS61180390U (zh) * 1985-04-24 1986-11-11
JPS6252699A (ja) * 1985-09-02 1987-03-07 ニツタン株式会社 分離型感知器
JPS63255800A (ja) * 1987-04-14 1988-10-24 礒井　誠二郎 警報装置
JPH09243445A (ja) 1996-03-08 1997-09-19 Mitsubishi Heavy Ind Ltd 音波検出装置
JPH1056679A (ja) 1996-08-08 1998-02-24 Sony Corp 音波検出装置及び音波処理装置
JP2001034862A (ja) 1999-07-26 2001-02-09 Matsushita Electric Works Ltd 煙感知器
WO2002050511A2 (en) * 2000-12-18 2002-06-27 E.I. Du Pont De Nemours And Company Method and apparatus for ultrasonic sizing of particles in suspensions
JP3972597B2 (ja) * 2001-04-24 2007-09-05 松下電工株式会社 複合型火災感知器
TW497135B (en) 2001-08-01 2002-08-01 Taiwan Semiconductor Mfg System and method for automatic detection of photoresist mist
JP2004163262A (ja) 2002-11-13 2004-06-10 Touch Panel Systems Kk 音響波型接触検出装置
CN1698400A (zh) 2003-02-28 2005-11-16 农工大Tlo株式会社 热激发声波发生装置
WO2004077881A1 (ja) * 2003-02-28 2004-09-10 Tokyo University Of Agriculture And Technology Tlo Co., Ltd. 熱励起音波発生装置
JP2005002587A (ja) 2003-06-10 2005-01-06 Asou Rejikon:Kk レジンコンクリート管の継手
JP2005020315A (ja) 2003-06-25 2005-01-20 Matsushita Electric Works Ltd 超音波用トランスデューサおよびその製造方法
TWI234748B (en) 2003-08-18 2005-06-21 Ji-Chiang Jung System for detecting the thickness of a smoke layer
JP4396333B2 (ja) * 2004-03-11 2010-01-13 パナソニック株式会社 防災警報装置
JP3865736B2 (ja) * 2004-03-17 2007-01-10 農工大ティー・エル・オー株式会社 超音波音源および超音波センサ

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TWI725399B (zh) * 2018-03-26 2021-04-21 日商松下知識產權經營股份有限公司 煙感測系統、煙感測方法及程式
TWI848943B (zh) * 2018-03-28 2024-07-21 日商報知希股份有限公司 火災偵測設備
TWI749350B (zh) * 2018-08-10 2021-12-11 日商住友重機械工業股份有限公司 異常監視裝置、異常監視方法及異常監視程式產品

Also Published As

Publication number Publication date
EP2034462A4 (en) 2011-05-18
WO2007132671A1 (ja) 2007-11-22
CN101449304A (zh) 2009-06-03
TWI332643B (en) 2010-11-01
US20090184830A1 (en) 2009-07-23
EP2034462A1 (en) 2009-03-11
CN101449304B (zh) 2011-05-11
US8253578B2 (en) 2012-08-28

Similar Documents

Publication Publication Date Title
TW200802196A (en) Sound wave type smoke detector
WO2019072899A3 (en) Detecting events using acoustic frequency domain features
CA2667930A1 (en) Method and system for providing analyte monitoring
WO2008021118A3 (en) Systems and methods for calibration of heart sounds
WO2009044509A1 (ja) 音源方向検知装置
US20120087211A1 (en) Low-power security and intrusion monitoring system and method based on variation detection of sound transfer characteristic
EP2214146B8 (en) Fire alarm system
WO2008085967A3 (en) Methods and apparatuses for false alarm elimination
WO2004025231A3 (en) Acoustic sensing device, system and method for monitoring emissions from machinery
EA201170203A1 (ru) Детектор и способы детектирования
WO2008094224A3 (en) Door latching recognition apparatus and process
EP4241673A3 (en) Acoustic detection for respiratory treatment apparatus
WO2007135581A3 (en) A device for and a method of processing audio data
MX2009003879A (es) Sistema de posicionamiento.
GB201113278D0 (en) Underwater detection apparatus
EP1975645A3 (en) Detection device, detection program and detection method
WO2008030844A3 (en) Method and system for determining the direction of fluid flow
WO2004097351A3 (en) Determining reverberation time
WO2011078691A3 (en) Measuring apparatus
EP2519831A4 (en) METHOD AND SYSTEM FOR DETERMINING THE DIRECTION BETWEEN A DETERMINATION POINT AND A SOUND SOURCE
MX2013004444A (es) Dispositivo para supervisar una bomba.
WO2008063725A3 (en) Use of ultrasound for monitoring security of shipping containers
NO20075449L (no) Markov-sekvensdetektor
US20100183160A1 (en) Vibration sensor assembly with ambient noise detection
KR101471990B1 (ko) 음향 전달 특성 변화 측정을 통한 저전력 보안 감시 시스템 및 방법

Legal Events

Date Code Title Description
MM4A Annulment or lapse of patent due to non-payment of fees